328996954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 619218432

約数和(自身を除く): 290221478

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 157, 187, 221, 286, 314, 374, 431, 442, 862, 1727, 2041, 2431, 2669, 3454, 4082, 4741, 4862, 5338, 5603, 7327, 9482, 11206, 14654, 22451, 29359, 34697, 44902, 58718, 61633, 67667, 69394, 80597, 95251, 123266, 135334, 161194, 190502, 381667, 744337, 763334, 879671, 1047761, 1150339, 1488674, 1759342, 2095522, 2300678, 9676381, 12653729, 14954407, 19352762, 25307458, 29908814, 164498477, 328996954]

約数ペア:

[(1, 328996954), (2, 164498477), (11, 29908814), (13, 25307458), (17, 19352762), (22, 14954407), (26, 12653729), (34, 9676381), (143, 2300678), (157, 2095522), (187, 1759342), (221, 1488674), (286, 1150339), (314, 1047761), (374, 879671), (431, 763334), (442, 744337), (862, 381667), (1727, 190502), (2041, 161194), (2431, 135334), (2669, 123266), (3454, 95251), (4082, 80597), (4741, 69394), (4862, 67667), (5338, 61633), (5603, 58718), (7327, 44902), (9482, 34697), (11206, 29359), (14654, 22451)]